1256802018

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2\times {\mathrm{1709}}^1$

素因数の和:1883

約数の個数: 48

約数和(自身を含む): 2660869440

約数和(自身を除く): 1404067422

約数列:

[1, 2, 3, 6, 23, 46, 69, 73, 138, 146, 219, 438, 1679, 1709, 3358, 3418, 5037, 5127, 5329, 10074, 10254, 10658, 15987, 31974, 39307, 78614, 117921, 122567, 124757, 235842, 245134, 249514, 367701, 374271, 735402, 748542, 2869411, 5738822, 8608233, 9107261, 17216466, 18214522, 27321783, 54643566, 209467003, 418934006, 628401009, 1256802018]

約数ペア:

[(1, 1256802018), (2, 628401009), (3, 418934006), (6, 209467003), (23, 54643566), (46, 27321783), (69, 18214522), (73, 17216466), (138, 9107261), (146, 8608233), (219, 5738822), (438, 2869411), (1679, 748542), (1709, 735402), (3358, 374271), (3418, 367701), (5037, 249514), (5127, 245134), (5329, 235842), (10074, 124757), (10254, 122567), (10658, 117921), (15987, 78614), (31974, 39307)]